Commit 222297ee authored by Iuliana Prodan's avatar Iuliana Prodan Committed by Benjamin Cabé
Browse files

lib: open-amp: Add base support for resource table 



Introduce macros to define initialization
routines for OpenAMP resource table entries.

This will allow to extend the default OpenAMP
resource table with vendor-specific data structures.

Signed-off-by: default avatarIuliana Prodan <iuliana.prodan@nxp.com>
parent e8a70202

lib/open-amp/resource_table.c

+1 −40
Original line number Diff line number Diff line
@@ -39,46 +39,7 @@ extern char ram_console_buf[]; 


#define __resource Z_GENERIC_SECTION(.resource_table)



static struct fw_resource_table __resource resource_table = {

	.hdr = {

		.ver = 1,

		.num = RSC_TABLE_NUM_ENTRY,

	},

	.offset = {



#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)

		offsetof(struct fw_resource_table, vdev),

#endif



#if defined(CONFIG_RAM_CONSOLE)

		offsetof(struct fw_resource_table, cm_trace),

#endif

	},



#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)

	/* Virtio device entry */

	.vdev = {

		RSC_VDEV, VIRTIO_ID_RPMSG, 0, RPMSG_IPU_C0_FEATURES, 0, 0, 0,

		VRING_COUNT, {0, 0},

	},



	/* Vring rsc entry - part of vdev rsc entry */

	.vring0 = {VRING_TX_ADDRESS, VRING_ALIGNMENT,

		   CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF,

		   VRING0_ID, 0},

	.vring1 = {VRING_RX_ADDRESS, VRING_ALIGNMENT,

		   CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF,

		   VRING1_ID, 0},

#endif



#if defined(CONFIG_RAM_CONSOLE)

	.cm_trace = {

		RSC_TRACE,

		(uint32_t)ram_console_buf, CONFIG_RAM_CONSOLE_BUFFER_SIZE, 0,

		"Zephyr_log",

	},

#endif

};

static struct fw_resource_table __resource resource_table = RESOURCE_TABLE_INIT;



void rsc_table_get(void **table_ptr, int *length)

{

lib/open-amp/resource_table.h

+50 −0
Original line number Diff line number Diff line
@@ -56,6 +56,56 @@ struct fw_resource_table { 
#endif

} METAL_PACKED_END;



#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)

	#define VDEV_OFFSET	offsetof(struct fw_resource_table, vdev),

#else

	#define VDEV_OFFSET

#endif



#if defined(CONFIG_RAM_CONSOLE)

	#define CM_TRACE_OFFSET	offsetof(struct fw_resource_table, cm_trace),

#else

	#define CM_TRACE_OFFSET

#endif



#define VDEV_ENTRY_HELPER(x)							\

	.vdev = {RSC_VDEV, VIRTIO_ID_RPMSG, 0, RPMSG_IPU_C0_FEATURES, 0, 0, 0,	\

		VRING_COUNT, {0, 0},},						\

	.vring0 = {VRING_TX_ADDRESS, VRING_ALIGNMENT, x, VRING0_ID, 0},		\

	.vring1 = {VRING_RX_ADDRESS, VRING_ALIGNMENT, x, VRING1_ID, 0},



#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)

	#define VDEV_ENTRY							\

		VDEV_ENTRY_HELPER(CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF)

#else

	#define VDEV_ENTRY

#endif



#if defined(CONFIG_RAM_CONSOLE)

	#define CM_TRACE_ENTRY							\

		.cm_trace = {							\

			RSC_TRACE,						\

			(uint32_t)ram_console_buf, CONFIG_RAM_CONSOLE_BUFFER_SIZE, 0,\

			"Zephyr_log",						\

		},

#else

	#define CM_TRACE_ENTRY

#endif



#define RESOURCE_TABLE_INIT			\

{						\

	.hdr = {				\

		.ver = 1,			\

		.num = RSC_TABLE_NUM_ENTRY,	\

	},					\

	.offset = {				\

		VDEV_OFFSET			\

		CM_TRACE_OFFSET			\

	},					\

	VDEV_ENTRY				\

	CM_TRACE_ENTRY				\

}



void rsc_table_get(void **table_ptr, int *length);



#if (CONFIG_OPENAMP_RSC_TABLE_NUM_RPMSG_BUFF > 0)

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